CVE-2026-109285: Incorrect Authorization

Open WebUI from 0.6.0 before 0.11.4 contains an improper access control vulnerability in hasaccesstofile that lets former knowledge base collaborators keep file access via stale cached knowledge base references. Attackers with read or write grants can download removed files through the file conte...

CVE-2026-108669 JeecgBoot through 3.9.5 Missing Authorization via /airag/knowledge/embedding/search

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the embeddingSearch handler of AiragKnowledgeController that lacks Shiro permission annotations. Low-privileged authenticated attackers can supply knowledge base ids to the GET /airag/knowledge/embedding/search endpoint to...

CVE-2026-51888

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

Open WebUI: Non-admin users can delete admin-owned external knowledge connections via knowledge base deletion

SummaryExternal knowledge connections are created and owned by administrators, and are shared by every external knowledge base bound to them. Deleting an external knowledge base also removed that connection from the instance configuration, with no check on the caller's role and no check for other...

PYSEC-2026-4115 Open WebUI: Non-admin users can delete admin-owned external knowledge connections via knowledge base deletion

Summary External knowledge connections are created and owned by administrators, and are shared by every external knowledge base bound to them. Deleting an external knowledge base also removed that connection from the instance configuration, with no check on the caller's role and no check for othe...

PT-2026-104041

The knowledge base creation and document upload interfaces in Langchain-Chatchat 0.3.0;0.3.1 is vulnerable to path traversal. An attacker can inject path traversal sequences such as .. into the knowledge base name parameter to write knowledge base content to arbitrary locations outside the...

PT-2026-105864

Summary External knowledge connections are created and owned by administrators, and are shared by every external knowledge base bound to them. Deleting an external knowledge base also removed that connection from the instance configuration, with no check on the caller's role and no check for othe...

CVE-2026-51883

The knowledge base creation and document upload interfaces in Langchain-Chatchat versions 0.3.0 and 0.3.1 are vulnerable to a path traversal vulnerability (CWE-22 ). An attacker can inject path traversal sequences, such as ..\, into the knowledge_base_name parameter. This allows the attacker to b...

PT-2026-104042

The /knowledge base/upload temp docs temporary document upload endpoint in Langchain Chatchat 0.3.1 is vulnerable to path traversal. By crafting malicious filenames, an attacker can write files to arbitrary locations on the server, bypassing the intended restrictions on the temporary directory...

PT-2026-104044

Name of the Vulnerable Software and Affected Versions langflow-ai langflow versions prior to 1.8.5 Description A directory traversal flaw exists where a public-facing HTTP route handler forwards attacker-controlled paths or filenames into host file creation without boundary enforcement. This allo...

CVE-2026-51888

langflow-ai langflow v1.8.4 is affected by: Directory Traversal. The impact is: Arbitrary file write outside the intended workspace or storage boundary.. The component is:...

Linux Distros Unpatched Vulnerability : CVE-2026-55217

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GLPI is a free asset and IT management software package. From 0.85 until 10.0.26 and 11.0.8, a low- privileged authenticated user can create, update, or delete...

CVE-2026-84463

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, a user with Knowledge Base editing rights for a category can embed a video widget in a published answer with a specially crafted value. When the answer is rendered, that value is inserted into the page's HTML...

CVE-2026-55217

GLPI is a free asset and IT management software package. From 0.85 until 10.0.26 and 11.0.8, a low-privileged authenticated user can create, update, or delete knowledge base comments and translations without the required authorization for the affected content. This issue is fixed in versions 11.0...

UBUNTU-CVE-2026-55217

GLPI is a free asset and IT management software package. From 0.85 until 10.0.26 and 11.0.8, a low-privileged authenticated user can create, update, or delete knowledge base comments and translations without the required authorization for the affected content. This issue is fixed in versions 11.0...

CVE-2026-55217

GLPI is a free asset and IT management software package. From 0.85 until 10.0.26 and 11.0.8, a low-privileged authenticated user can create, update, or delete knowledge base comments and translations without the required authorization for the affected content. This issue is fixed in versions 11.0...

CVE-2026-55217 GLPI: Unallowed modfication of knowbase items comments and translations

GLPI is a free asset and IT management software package. From 0.85 until 10.0.26 and 11.0.8, a low-privileged authenticated user can create, update, or delete knowledge base comments and translations without the required authorization for the affected content. This issue is fixed in versions 11.0...

EUVD-2026-87280

GLPI is a free asset and IT management software package. From 0.85 until 10.0.26 and 11.0.8, a low-privileged authenticated user can create, update, or delete knowledge base comments and translations without the required authorization for the affected content. This issue is fixed in versions 11.0...

CVE-2026-55217 GLPI: Unallowed modfication of knowbase items comments and translations

GLPI is a free asset and IT management software package. From 0.85 until 10.0.26 and 11.0.8, a low-privileged authenticated user can create, update, or delete knowledge base comments and translations without the required authorization for the affected content. This issue is fixed in versions 11.0...

CVE-2026-55217

The asset and IT management software GLPI is vulnerable to an authorization bypass in versions 0.85 until 10.0.26 and 11.0.8 . A low-privileged authenticated user can perform unauthorized actions, including creating, updating, or deleting knowledge base comments and translations . This issue is a...